2AHFT379Smart Watch

Shenzhen DO Intelligent Technology Co., Ltd. Date: 2021-1-04 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: 2AHFT379 To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch and Keny Xu in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Shenzhen DO Intelligent Technology Co., Ltd.. This authorization is valid until further written notice from the applicant. Print Name: Wu Dajun Title: General manager Signature: On behalf of Company: Shenzhen DO Intelligent Technology Co., Ltd. Telephone: 4006-123-55 E-mail: [email protected]

Date: 2021-1-04 To: Federal Communications Commission Office of Engineering and Technology Laboratory Division 7435 Oakland Mills Rd. Columbia MD 21046 From: Shenzhen DO Intelligent Technology Co., Ltd. Regarding: Confidentiality Request regarding application for FCC ID: 2AHFT379 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby requests confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Print Name: Wu Dajun Title: General manager Signature: On behalf of Company: Shenzhen DO Intelligent Technology Co., Ltd. Telephone: 4006-123-55 E-mail: [email protected]

Applicant Declaration Applicant Declaration Rev:0.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Shenzhen DO Intelligent Technology Co., Ltd. Address 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen China Grantee Code 2AHFT FCC ID 2AHFT379 Authorized Contact Name Wu Dajun Contact Email [email protected] Contact Phone 4006-123-55 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Applicant Signature: Date: 2021-1-04 Print Name: Wu Dajun Title: General manager *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 10 External Photos for SZEM2012013550CR FCC ID:2AHFT379 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 10 1 EUT Constructional Details The sample 1 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 5 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 6 of 10 The sample 2 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 7 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 8 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 9 of 10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 10 of 10

FCC ID:2AHFT379 ID206 3mm

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 8 Internal Photos for SZEM2012013550CR FCC ID:2AHFT379 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 8 1 EUT Constructional Details The sample 1 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 5 of 8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 6 of 8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 7 of 8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 8 of 8 The sample 2

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355003 Page: 1 of 6 Keny Xu EMC Laboratory Manager 1 Cover page SAR Evaluation Report Application No.: SZEM2012013550CR Applicant: Shenzhen DO Intelligent Technology Co., Ltd. Address of Applicant: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Manufacturer: Shenzhen DO Intelligent Technology Co., Ltd. Address of Manufacturer: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Factory: Shenzhen DO Intelligent Technology Co., Ltd. Address of Factory: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Equipment Under Test (EUT): EUT Name: Smart Watch Model No.: ID206 ♣ ♣ Please refer to section 4.1 of this report which indicates which model was actually tested and which were electrically identical. FCC ID: 2AHFT379 Trade Mark: IDO Standards: 47 CFR Part 1.1307 47 CFR Part 2.1093 KDB447498D01 General RF Exposure Guidance v06 Date of Receipt: 2020-12-30 Date of Test: 2020-12-30 to 2021-01-04 Date of Issue: 2021-01-06 Test Result : Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355003 Page: 2 of 6 2 Version Revision Record Version Chapter Date Modifier Remark 01 2021-01-06 Original Authorized for issue by: Bill Chen/Project Engineer Eric Fu /Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355003 Page: 3 of 6 3 Contents Page 1 COVER PAGE ........................................................................................................................................ 1 2 VERSION ................................................................................................................................................ 2 3 CONTENTS ............................................................................................................................................ 3 4 GENERAL INFORMATION ..................................................................................................................... 4 4.1 GENERAL DESCRIPTION OF EUT ......................................................................................................... 4 4.2 TEST LOCATION ................................................................................................................................ 5 4.3 TEST FACILITY .................................................................................................................................. 5 4.4 DEVIATION FROM STANDARDS ............................................................................................................ 5 4.5 ABNORMALITIES FROM STANDARD CONDITIONS .................................................................................... 5 4.6 OTHER INFORMATION REQUESTED BY THE CUSTOMER .......................................................................... 5 5 SAR EVALUATION ................................................................................................................................. 6 5.1 RF EXPOSURE COMPLIANCE REQUIREMENT ........................................................................................ 6 5.1.1 Standard Requirement ................................................................................................................ 6 5.1.2 Limits .......................................................................................................................................... 6 5.1.3 EUT RF Exposure ....................................................................................................................... 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355003 Page: 4 of 6 4 General Information 4.1 General Description of EUT Power supply: Rechargeable battery: DC 3.8V 300mAh（Charged by USB） Cable(s): USB cable:60cm unshieded Operation Frequency: 2402MHz to 2480MHz Bluetooth Version: V5.0 LE Modulation Type: GFSK Number of Channels: 40 Channel Spacing: 2MHz Antenna Type: PIFA Antenna Antenna Gain: 0.09dBi Remark: Model No.: ID206 There are two kinds of samples for the above model. Only the sample 1 was tested, since according to the declaration of the applicant, the electrical circuit design, PCB layout, components used and internal wiring were identical for the above model, with only difference on display screen. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355003 Page: 5 of 6 4.2 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch No. 1 Workshop, M-10, Middle section, Science & Technology Park, Shenzhen, Guangdong, China 518057 Telephone: +86 (0) 755 2601 2053 Fax: +86 (0) 755 2671 0594 No tests were sub-contracted. 4.3 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 3816.01) SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory is accredited by the American Association for Laboratory Accreditation(A2LA). Certificate No. 3816.01. • VCCI The 3m Fully-anechoic chamber for above 1GHz, 10m Semi-anechoic chamber for below 1GHz, Shielded Room for Mains Port Conducted Interference Measurement and Telecommunication Port Conducted Interference Measurement of SGS-CSTC Standards Technical Services Co., Ltd. have been registered in accordance with the Regulations for Voluntary Control Measures with Registration No.: G-20026, R-14188, C-12383 and T-11153 respectively. • FCC –Designation Number: CN1178 SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory has been recognized as an accredited testing laboratory. Designation Number: CN1178. Test Firm Registration Number: 406779. • Innovation, Science and Economic Development Canad…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355002 Page: 1 of 51 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZEM2012013550CR Applicant: Shenzhen DO Intelligent Technology Co., Ltd. Address of Applicant: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Manufacturer: Shenzhen DO Intelligent Technology Co., Ltd. Address of Manufacturer: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Factory: Shenzhen DO Intelligent Technology Co., Ltd. Address of Factory: 11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District, Shenzhen, China Equipment Under Test (EUT): EUT Name: Smart Watch Model No.: ID206 ♣ ♣ Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. FCC ID: 2AHFT379 Trade Mark: IDO Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2020-12-30 Date of Test: 2021-01-07 to 2021-01-08 Date of Issue: 2021-01-08 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355002 Page: 2 of 51 Revision Record Version Chapter Date Modifier Remark 01 2021-01-08 Original Authorized for issue by: Bill Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355002 Page: 3 of 51 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.9.1 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.4,6.5,6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Remark: Model No.: ID206 There are two kinds of samples for the above model. Only the sample 1 was tested, since according to the declaration of the applicant, the electrical circuit design, PCB layout, components used and internal wiring were identical for the above model, with only difference on display screen. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201201355002 Page: 4 of 51 3 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 2 TEST SUMMARY ................................................................................................................................. 3 3 CONTENTS ......................................................................................................................................... 4 4 GENERAL INFORMATION .................................................................................................................. 6 4.1 DETAILS OF E.U.T. ......................................................................................................................... 6 4.2 DESCRIPTION OF SUPPORT UNITS .................................................................................................... 7 4.3 MEASUREMENT UNCERTAINTY ......................................................................................................... 7 4.4 TEST LOCATION ............................................................................................................................. 8 4.5 TEST FACILITY ............................................................................................................................... 8 4.6 DEVIATION FROM STANDARDS ......................................................................................................... 8 4.7 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................. 8 5 EQUIPMENT LIST ............................................................................................................................... 9 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................11 6.1 ANTENNA REQUIREMENT ................................................................................................................11 6.1.1 Test Requirement: ..................................................................................................................11 7 RADIO SPECTRUM MATTER TEST RESULTS .................................................................................12 7.1 CONDUCTED PEAK OUTPUT POWER ................................................................................................12 7.1.1 E.U.T. Operation .....................................................................................................................12 7.1.2 Test Mode Description ............................................................................................................12 7.1.3 Test Setup Diagram .....................................................................................…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 2 Setup Photos for SZEM2012013550CR FCC ID: 2AHFT379 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 2 Test Setup Photo Radiated Spurious Emissions Below 1GHz Above 1GHz